I've only seen pictures, but it seems plausible to be able to take Nth degree strips and add some kind of thin diffusion film over the surface, to remove the sp

I've only seen pictures, but it seems plausible to be able to take Nth degree strips and add some kind of thin diffusion film over the surface, to remove the speckled look. Certain materials can also absorb blue and re-radiate multi-spectrum light.